Model: K2 Smart Sunglasses.
Bluetooth Specification: V4.0+ EDR, Stereo Music+CVC Noise Deduction.
Bluetooth Chip: CSR8635.
Transmission Class: Lossless Transmission.
Bluetooth Mode: Headset, Hands-free A2DP.
Transmission Distance: 10m-15m.
Music Time: 3-4 Hours.
Phone-call Time: 3-4 Hours.
Charging Voltage: 5V.
Charging Time: 1 Hour.
Voice Control: voice control to make calls, send messages, playing music, set alarm and other functions.
Talk Via Bluetooth: make calls within 10m. Bluetooth 4.0 version to make better calls.
Touch Technology: Smart touch teconology to finish answering and ending call. Also support switching between two calls. To make music play, pause, previous song and next song. Long touch the touch zone for 2 seconds to start voice control
Explosion Polarizer Lens: Essential goods for Long-term driving people; prevent glare, natural color, visual clarity, ease eyestrain. Can withstand high impact strength, security, removable.
Other Functions: Built in chargable battery, could be used reaptly. The standby time is about 3-4 hours. With USB port, could insert earphone or date line. Could adjust the nose pads according to your own needs to wear the most comfortable angle.
1 x Smart Sunglasses.